:root{
  --bg1:#6e74d9;
  --bg2:#6c55b7;
  --card:rgba(255,255,255,.18);
  --card2:rgba(255,255,255,.12);
  --line:rgba(255,255,255,.22);
  --text:#ffffff;
  --muted:rgba(255,255,255,.75);
  --muted2:rgba(255,255,255,.60);
  --btn:#ffffff;
  --btnText:#4b5f81;
  --shadow:0 18px 40px rgba(0,0,0,.18);
  --r:18px;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--text);
  background:
    radial-gradient(420px 420px at 15% 10%, rgba(255,255,255,.18) 0%, rgba(255,255,255,0) 60%),
    radial-gradient(480px 480px at 85% 18%, rgba(255,255,255,.14) 0%, rgba(255,255,255,0) 55%),
    radial-gradient(520px 520px at 70% 90%, rgba(0,0,0,.10) 0%, rgba(0,0,0,0) 55%),
    linear-gradient(180deg, var(--bg1), var(--bg2));
  min-height:100vh;
  display:flex;
  align-items:flex-start;
  justify-content:center;
  padding:24px 14px 34px;
}
.wrap{
  width:100%;
  max-width:420px;
  text-align:center;
}

/* 顶部 */
.logo{
  width:92px;height:92px;
  margin:10px auto 10px;
  border-radius:22px;
  box-shadow: var(--shadow);
  overflow:hidden;
  background: linear-gradient(135deg,#ffc34d,#ff5a5a 55%,#ff3b7b);
  display:grid;
  place-items:center;
}
.logo svg{width:62px;height:62px;opacity:.95}
h1{
  font-size:28px;
  margin:15px 0;
  letter-spacing:.5px;
}
.sub{
  font-size:15px;
  color:var(--muted);
  margin:0 0 18px;
}

/* 统计卡 */
.stats{
  display:flex;
  gap:10px;
  padding:14px 12px;
  background: var(--card);
  border:1px solid var(--line);
  border-radius: 16px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  margin: 0 auto 18px;
}
.stat{
  flex:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:6px;
  min-height:74px;
}
.stat + .stat{border-left:1px solid var(--line)}
.ico{
  width:22px;height:22px;
  opacity:.95;
}
.stat .t{
  font-size:14px;
  color:#fff;
}

/* 下载区 */
.section-title{
  font-size:20px;
  font-weight:800;
  margin:10px 0 14px;
  letter-spacing:1px;
}
.primary-btn{
  width:100%;
  border:0;
  border-radius: 18px;
  padding:16px 16px;
  background: var(--btn);
  color: var(--btnText);
  font-size:18px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  box-shadow: 0 14px 30px rgba(0,0,0,.18);
  cursor:pointer;
  text-decoration:none;
}
.primary-btn:active{transform:translateY(1px)}
.primary-btn .dl{
  width:22px;height:22px;
  color: var(--btnText);
}

.two{
  display:flex;
  gap:12px;
  margin:16px 0 14px;
}
.ghost{
  flex:1;
  padding:14px 10px;
  background: var(--card2);
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--text);
  text-decoration:none;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-size:16px;
  font-weight:700;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 10px 22px rgba(0,0,0,.10);
}
.ghost:active{transform:translateY(1px)}
.ghost svg{width:22px;height:22px;opacity:.95}

/* 二维码区 */
.qr-card{
  margin-top:14px;
  background: rgba(255,255,255,.12);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding:16px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.qr{
  width:100%;
  aspect-ratio: 1 / 1;
  border-radius: 14px;
  background: rgba(255,255,255,.9);
  display:grid;
  place-items:center;
  overflow:hidden;
}
.qr .hint{
  color:#555;
  font-weight:700;
  font-size:14px;
  padding:10px 12px;
}
.qr img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.qr-note{
  margin:10px 0 0;
  color:var(--muted2);
  font-size:13px;
  line-height:1.5;
}

/* 小屏适配 */
@media (max-width:360px){
  h1{font-size:30px}
  .section-title{font-size:26px}
  .primary-btn{font-size:20px}
  .stats{gap:8px}
}